125695138 has 8 divisors (see below), whose sum is σ = 196740288. Its totient is φ = 60115044.

The previous prime is 125695133. The next prime is 125695151. The reversal of 125695138 is 831596521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 125695138.

It is not an unprimeable number, because it can be changed into a prime (125695133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1366206 + ... + 1366297.

It is an arithmetic number, because the mean of its divisors is an integer number (24592536).

Almost surely, 2^125695138 is an apocalyptic number.

125695138 is a deficient number, since it is larger than the sum of its proper divisors (71045150).

125695138 is a wasteful number, since it uses less digits than its factorization.

125695138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2732528.

The product of its digits is 64800, while the sum is 40.

The square root of 125695138 is about 11211.3843034658. The cubic root of 125695138 is about 500.9251378508.

The spelling of 125695138 in words is "one hundred twenty-five million, six hundred ninety-five thousand, one hundred thirty-eight".